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8th
-
10th
grade

Mathematics

68%

accuracy

9

plays

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3 years

Mathematics

8th -

10thgrade

CPM Algebra Ch 10 - Quiz 1

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9
plays

8 questions

8 questions

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1. Multiple Choice
2 minutes
1 pt
Solve for x in the following equation:

$\frac{1}{4}x+\frac{2}{7}x\ =\ 15$
$\frac{30}{11}$
$28$
$\frac{30}{28}$
$1$
2. Multiple Choice
1 minute
1 pt
$\left(7x-14\right)^2=-7$
How many solutions are there for the following quadratic equation:
0
1
2
I don't know!
3. Multiple Choice
1 minute
1 pt

What method is being applied in the following example:

If $5+\left(x-4\right)=15$ then $\left(x-4\right)\ must\ equal\ 10$

Rewriting
Looking Inside
Undoing
Fraction Buster
4. Fill in the Blank
1 minute
1 pt

Solve for x in the following equation:
$9^{x-2}\ =\ 9^{-4}$
5. Fill in the Blank
2 minutes
1 pt

Solve the following equation for x:
$\frac{3x}{630}+\frac{4x}{630}=\frac{21}{630}$
6. Multiple Choice
1 minute
1 pt
Which of the following equations is equivalent to

$2x^3-8x^2+14x=0$
$x^2-4x-7=0$
$2x\left(x^2-4x+7\right)=0$
$2x^2-8x+14=0$
$2x\left(x^2-8x+14\right)=0$
7. Fill in the Blank
1 minute
1 pt
$2.5x+1.5=1.5x+7$
8. Multiple Choice
1 minute
1 pt

Which of the following are equivalent to
$12x^6$ ?

$\left(6x^8\right)\left(2x^{-2}\right)$
$\frac{\left(60x^{10}y\right)}{5x^4y}$
$\left(144x^{12}\right)^{\frac{1}{2}}$
$3\left(2x^3\right)^2$
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